.centerbg{
	width: 100%;
	height: 1080px;
	background-repeat: no-repeat;
	background-attachment: fixed;
	background-size: cover;
	z-index: -1;
	background-position: center center;
	padding-top: 1px;
}
.header_info{
	position: relative;
	max-width: 800px;
	padding: 0 10px;
	top: 49.3%;
	left: 50%;
	transform: translate(-50%,-50%);
	-webkit-transform: translate(-50%,-50%);
	text-align: center;
	z-index: 99;
}
.header_info_title{
	margin: auto;
	font-family: Ubuntu,sans-serif;
	font-size: 80px;
	position: relative;
	color: #fff;
	mix-blend-mode: lighten;
	overflow: hidden;
	white-space: nowrap;
}
.header_info_content{
	width: 63%;
	margin: auto;
	font-size: 16px;
	color: #eaeadf;
	background: rgba(0,0,0,.5);
	padding: 15px;
	margin-top: 22px;
	letter-spacing: 0;
	line-height: 30px;
	border-radius: 10px;
	box-sizing: initial;
	white-space: nowrap;
}
.shar_list{
	height: 32px;
	margin-bottom: -15px;
	margin-left: 10px;
	list-style: none;
	display: inline-block;
}
.shar_list li{
	float: left;
	margin-right: 13px;
}
.shar_list img{
	height: 30px;
	width: 30px;
	padding: 5px;
	background: 0 0;
	border-radius:100%;
}
.headertop-down{
	position: absolute;
	bottom: 50px;
	left: 50%;
	cursor: pointer;
	z-index: 5;	
	font-size: 28px;
	color: #fff;
	transform: scale(1.5,1);
}